Pennsylvania Route 890 is an 9.00-mile-long (14.48 km) state highway located in Northumberland County, Pennsylvania. The southern terminus is at PA 225 in Zerbe Township. The northern terminus is at PA 61 in Upper Augusta Township. The route runs through rural areas as a two-lane road, passing through the community of Augustaville. PA 890 was designated in 1928 between Augustaville and U.S. Route 120 near Sunbury. The route was extended to PA 225 in Trevorton in 1941.

Pennsylvania Route 225 is a 48.5-mile-long (78.1 km) state highway located in Dauphin and Northumberland Counties in Pennsylvania. The southern terminus is at an interchange with U.S. Route 22 /US 322 in Dauphin. The northern terminus is at PA 61 in Shamokin. PA 225 is mostly a two-lane undivided road running through mountain and valley areas in the central part of the state. The route serves the communities of Halifax, Elizabethville, Berrysburg, Pillow, and Trevorton. PA 225 intersects PA 325 north of Dauphin, PA 147 in Halifax, US 209 in Elizabethville, PA 25 in Berrysburg, and PA 890 in Trevorton.